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EWG's Tap Water Database — 2019 UPDATE

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Oxamyl (Vydate)

City of Hollister

Oxamyl is a neurotoxic insecticide used on cotton, fruit and vegetable crops. It may harm fetal development.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014ND60ND
2015N/A00N/A
2016ND50ND
2017ND50ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 26 ppb

The EWG Health Guideline of 26 ppb for oxamyl was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to the central nervous system.

EPA Maximum Contaminant
Level (MCL) 200 ppb

The legal limit for oxamyl, established in 1992, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-251610-009-1555ND
2014-03-251610-007-1445ND
2014-03-251610-006-1425ND
2014-03-251610-005-1540ND
2014-03-251610-002-1700ND
2014-03-251610-001-1635ND
2016-12-145867-007-1144ND
2016-12-145867-006-1105ND
2016-12-145867-005-0848ND
2016-12-145867-002-1013ND
2016-12-145867-001-0952ND
2017-12-079590-006-0950ND
2017-12-079590-007-1014ND
2017-12-079590-005-1048ND
2017-12-079590-002-1132ND
2017-12-079590-001-1120ND